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GTA Lockman Mobile Locksmith Services · Toronto & GTA
Match the padlock to the hasp, door and hinges, and keep shed, gate and garage keys under control.
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Sheds, detached garages, workshops and garden stores usually hold the things a household would rather not replace: bicycles, power tools, lawn equipment, sports gear and sometimes a spare set of house keys. They are also the buildings that get the least expensive lock in the house, often a padlock bought years ago and left out in every season since.
A padlock is only as good as the hasp, staple and door it is fitted to. A high-quality lock bolted to a thin hasp with exposed screws gives very little protection, because the fixings fail long before the shackle does. Assessing the whole arrangement matters more than the lock on its own.
Start by looking at what is inside, how visible the building is from the street or neighbouring homes, and how much force the door and frame could take. The answers point to what is worth fitting.
Open-shackle padlocks are the familiar shape with a visible U. They are easy to use on gates and hasps with wide staples, but the exposed shackle can be cut or levered.
Closed-shackle padlocks shroud most of the shackle in the body, leaving little room for tools. They suit shed doors and gates where the staple allows the reduced clearance.
Shrouded or disc padlocks cover the shackle almost completely and suit hasps designed for them. Straight-shackle or hidden-shackle padlocks are used with matching hasps on garages and containers and leave almost nothing to grip.
Combination padlocks avoid keys but should be treated as convenience rather than a security upgrade. Whichever type you choose, weather resistance matters in the GTA: exposed padlocks take rain, road salt and repeated freezing.
Fit the lock to a hasp with concealed screws or carriage bolts that pass through the door and are secured with nuts and washers inside. Exposed slot-head screws in thin plywood can be removed in seconds. A hasp should cover its own fixings when closed.
Check the door itself. Many sheds use thin cladding on light framing, so a strong hasp can simply be torn away. Reinforcing the door with a backing plate, or adding a second hasp at a different height, spreads the load and helps.
Hinges deserve the same attention. Exposed hinge pins or screws on the outside allow the door to be lifted off with the padlock untouched. Security screws, hinge bolts or replacement hinges correct that.

A detached garage usually has an overhead door and a side service door. The service door should be treated as an exterior house door: a deadbolt that throws fully into a solid strike, long screws into the framing, and a frame in sound condition. The same work is done on house doors during side and back door lock repair.
Overhead doors vary. Some use a cylinder and rods, some rely on the opener alone, and manual doors may use a slide bolt or a padlock through the track. If you use a padlock in the track, remember it must be removed before operating an automatic opener.
Inside the garage, avoid leaving remotes, spare keys and ladders where they can be seen through a window. The door from the garage into the house matters most of all, which is why garage-to-house door locks deserve the same care as the front door.
Households often end up with a drawer of padlock keys and no idea which fits what. Keyed-alike padlocks, where several locks share one key, solve that for sheds, gates and garage doors. Compatible cylinders can also be rekeyed so one key opens everything you want it to.
Do not leave a house key in the shed. If a shed is opened, a house key inside turns a nuisance into a serious problem. Keep spares with someone you know well instead, because a missing house key usually means lock changes after lost keys.
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Photographs from GTA Lockman Mobile Locksmith Services work across Toronto and the GTA. Send a picture of your own door and we can tell you what the visit would involve.





Padlocks left outdoors corrode. Salt, grit and moisture work into the mechanism, and water freezes in the keyway. A padlock with a rubber or plastic weather cover lasts longer, and a small amount of dry lubricant before winter keeps the mechanism working.
If a padlock has seized, avoid forcing the key, which usually snaps it inside. A seized padlock can often be freed the same way as frozen or stiff locks in winter, and if a key does snap, the fragment is removed through broken key extraction.

Storage lockers in condominium buildings, self-storage units and shared garden sheds have their own rules. The building or facility may specify which locks are allowed, may need access for maintenance, and may not permit a lock they cannot remove. Ask before fitting anything.
If a locker lock has failed or the key is lost, the facility usually has a procedure for authorized removal. A locksmith should not cut a lock without confirming who owns the contents and that the request is authorized.
We can assess the door, hasp, hinges and lock, fit compatible hardware, rekey or supply keyed-alike padlocks, and remove a seized or failed lock where ownership is established. We can also cut new keys for many padlock types.
We do not open a lock for anyone who cannot show they are entitled to the contents, and we will say when a shed or door is too light to hold any lock securely. In that case, reinforcing or replacing the door is the honest recommendation rather than selling a stronger padlock.
The same thinking applies beyond the shed. Side gates often carry a padlock on a light hasp screwed into a fence post that has softened with age; the post fails before the lock does. Bicycles stored in a garage are worth securing to an anchor rather than relying on the building alone, because a garage door left open for a few minutes is enough. Trailers, mowers and generators are frequently taken from open driveways and side yards rather than from locked buildings.
Look at where things actually sit rather than where you think they are kept. A bicycle leaning against the inside of a garage door, a mower beside an unlocked gate and a ladder left along the fence are the items most often reported after a garage or shed entry. Storing ladders inside and out of sight matters, because a ladder is what lets someone reach an upper window.

A padlock protects against opportunity, not determination. On a light shed, the honest advice is often to keep the most valuable items elsewhere, or to improve the door and hasp before buying a better lock. We will tell you when the building cannot hold the hardware you are asking for, rather than fitting a lock that gives a false sense of protection.
When you call, describe the building, the door and frame material, the current lock and hasp, and what you want to protect. Photographs of the door, hasp and hinges help. Related work around the home is part of our residential locksmith services.
Keep reading
Choose the lock to match the hasp and door rather than buying the largest padlock available. A closed-shackle or shrouded padlock leaves little room for tools and suits most shed hasps. Weather resistance matters in the GTA, because exposed padlocks take rain, salt and freezing. Before upgrading the lock, check the hasp fixings and the door itself. A strong padlock on a hasp held by short screws in thin plywood offers little protection, because the fixings give way first.
Choose the lock to match the hasp and door rather than buying the largest padlock available. A closed-shackle or shrouded padlock leaves little room for tools and suits most shed hasps. Weather resistance matters in the GTA, because exposed padlocks take rain, salt and freezing. Before upgrading the lock, check the hasp fixings and the door itself. A strong padlock on a hasp held by short screws in thin plywood offers little protection, because the fixings give way first.
Most shed break-ins defeat the fixings, not the lock. If the hasp is held by exposed screws, it can be unscrewed or levered off with the padlock still locked. A hasp fitted with carriage bolts through the door, secured with nuts and washers inside, and designed to cover its own fixings when closed, is far harder to remove. On a light door, a backing plate spreads the load. The lock, hasp, door and hinges work as one system.
Yes, in many cases. Keyed-alike padlocks are sold in sets that share one key, and some existing padlocks can be rekeyed to match if their cylinders are compatible. This suits households with a shed, a gate and a garage door, and it removes the drawer of unlabelled keys. Keep the number of copies small and record who holds them. If a key is lost, the padlocks it opened should be rekeyed or replaced.
No. A shed is usually the least protected building on a property, and a house key inside turns a shed break-in into a house break-in. If you need a spare available, leave it with a neighbour or family member you know well, or use a lock that does not depend on a hidden key. Also avoid leaving garage remotes, ladders and tools visible through shed or garage windows, since they help someone reach the house.
Stop before the key bends or snaps. Outdoor padlocks seize from corrosion, grit and frozen moisture. A dry lock lubricant, such as graphite or a PTFE product, can free a stiff mechanism, and a de-icer made for locks helps in winter. Do not pour hot water on it. If the lock still will not open, it may need to be removed and replaced. We can remove a seized padlock where you can show the building and contents are yours.
Yes, treat it like any exterior door of the house. A knob lock alone offers limited resistance, and a detached garage often holds tools that would help someone get into the house. Fit a deadbolt that throws fully into a strike fixed with long screws into the framing, and check that the frame is sound. If the garage is attached, the door from the garage into the house matters just as much; that door deserves a deadbolt and a solid strike, since anyone who gets into the garage can work on it out of sight.
Manual overhead doors can often be secured with a padlock through the track or a slide bolt, but it must be removed before using an automatic opener, or the door and opener can be damaged. Doors with openers rely on the opener's lock function and the door's own cylinder where fitted. If you are away for a long period, some households disconnect the opener and lock the door manually. We can explain what suits your door type.
Only where ownership and authorization are clear. For a condominium locker or a self-storage unit, the building or facility usually has its own process, and we follow it. Be ready to show identification, a lease or unit agreement, or confirmation from management. Facilities may also restrict which locks are permitted. Once the old lock is removed, we can supply a replacement that meets the facility's rules and cut spare keys if needed.
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GTA Lockman Mobile Locksmith Services is a mobile locksmith working on homes, businesses and vehicles across Toronto and the GTA, with more than 14 years in the trade. Every review is written by a customer on Google, where you can read them in full.
Areas served: Toronto, North York, Scarborough, Etobicoke, Vaughan, Richmond Hill, Markham, Stouffville, Newmarket, Mississauga, Brampton, Oakville, Milton, Halton Hills, Pickering, Ajax, Whitby, Oshawa, Uxbridge.

Describe the door, hardware and service address. Contact GTA Lockman Mobile Locksmith Services to confirm the scope and scheduling for your location.